188928025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1229}}^1$

素因数の和:1306

約数の個数: 48

約数和(自身を含む): 281856960

約数和(自身を除く): 92928935

約数列:

[1, 5, 11, 13, 25, 43, 55, 65, 143, 215, 275, 325, 473, 559, 715, 1075, 1229, 2365, 2795, 3575, 6145, 6149, 11825, 13519, 13975, 15977, 30725, 30745, 52847, 67595, 79885, 153725, 175747, 264235, 337975, 399425, 581317, 687011, 878735, 1321175, 2906585, 3435055, 4393675, 7557121, 14532925, 17175275, 37785605, 188928025]

約数ペア:

[(1, 188928025), (5, 37785605), (11, 17175275), (13, 14532925), (25, 7557121), (43, 4393675), (55, 3435055), (65, 2906585), (143, 1321175), (215, 878735), (275, 687011), (325, 581317), (473, 399425), (559, 337975), (715, 264235), (1075, 175747), (1229, 153725), (2365, 79885), (2795, 67595), (3575, 52847), (6145, 30745), (6149, 30725), (11825, 15977), (13519, 13975)]